phototropism


Concise Oxford English Dictionary © 2008 Oxford University Press:
phototropism /ˌfəʊtə(ʊ)ˈtrəʊpɪz(ə)m, fəʊˈtɒtrəˌpɪz(ə)m/
noun Biology the orientation of a plant or other organism in response to light.
– derivatives
phototropic adjective.
'phototropism' also found in these Oxford entries:

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